← Full Base64 Encoder Decoder Online - Encode & Decode Free tool
Base64 Encode UTF-8 Text Online
APIs and config systems often expect UTF-8 text transformed into Base64 for headers, tokens, or embedded payloads.
This page opens encode mode so plain text—including accents and symbols—maps to standard Base64 without server round trips.
Developers testing internationalized apps use it to verify encoding matches backend expectations before integration.
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Examples (copy-paste)
UTF-8 greeting
Hello, 世界Base64 output
SGVsbG8sIOS4lueVjA==FAQs
- Does base64 encode utf8 text online handle accented characters?
- Yes. Input is encoded as UTF-8 bytes before Base64 so accents and symbols round-trip correctly when decoded.
- Is line wrapping added?
- Output is a continuous Base64 string without PEM line breaks unless you add them manually.
- Can I decode the result on another page?
- Use the Base64 decode page or switch mode to Decode with the output string.